V2EX nmr spectroscopy

NMR Spectroscopy

释义 Definition

NMR spectroscopy(核磁共振光谱/核磁共振波谱):一种利用原子核在磁场中对射频信号产生“共振”响应来分析物质结构与环境的技术,常用于确定分子结构、官能团连接方式、分子构象与动态过程,在有机化学、生物化学与材料科学中非常常见。(除结构解析外,也可用于定量分析与纯度评估。)

例句 Examples

NMR spectroscopy helped us confirm the structure of the new compound.
核磁共振光谱帮助我们确认了新化合物的结构。

By combining NMR spectroscopy with chromatography, the researchers identified trace impurities and mapped subtle conformational changes in solution.
研究人员将核磁共振光谱与色谱法结合,鉴定了痕量杂质,并描绘了溶液中细微的构象变化。

发音 Pronunciation (IPA)

/n m r spktrskpi/

词源 Etymology

NMRnuclear magnetic resonance(核磁共振)的缩写:nuclear(原子核的)+ magnetic(磁的)+ resonance(共振)。spectroscopy 来自 spectrum(光谱/谱)+ -scopy(察、检视),表示“用谱学方法进行分析/观察”。合起来指“用核磁共振原理进行的谱学分析”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • 《Spin Dynamics: Basics of Nuclear Magnetic Resonance》(Malcolm H. Levitt):系统讲解 NMR 的自旋动力学与实验思想,书中大量使用 “NMR spectroscopy”。
  • 《Principles of Nuclear Magnetic Resonance in One and Two Dimensions》(Richard R. Ernst, Geoffrey Bodenhausen, Alexander Wokaun):经典权威教材,讨论一维与二维 NMR 光谱方法。
  • 《High-Resolution NMR Techniques in Organic Chemistry》(Timothy D. W. Claridge):以有机结构解析为主线,频繁出现 “NMR spectroscopy” 及其应用表述。
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